all printer driver suddenly gone

WWW88 Said:

"all printer driver suddenly gone: and try to add back with following pop up and....... An error occurred while trying to add the selected device. Bad file descriptor"

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Reset the Printing System:

Reseting the Printing System fixed it, the drivers were installed in an instant. Important: Always get the drivers from the manufacturer, as getting the elsewhere may result in malware or spyware installed on your computer.

1. Go To: System Preferences
2. Select: Printers & Scanners
3. Right-Click: on this pinter
4. Select: Reset printing system...
5. Click: Reset button

Moreover, you need to use an AirPrint Compatible Printer:

Here are the AirPrint Compatible Printers: About AirPrint - Apple Support. For More on Troubleshooting , Go here: If you can't Print from your Mac or iOS Device - Apple Support.

WWW88 Said:

"all printer driver suddenly gone: and try to add back with following pop up and....... An error occurred while trying to add the selected device. Bad file descriptor"

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Try this Site: Mac troubleshooting: What to do when you can't print - Macworld